APA aipamena

(2008). Leveled readers: Teacher's guide. Columbus, OH: McGraw-Hill.

Chicago Style aipamena

Leveled Readers: Teacher's Guide. Columbus, OH: McGraw-Hill, 2008.

MLA aipamena

Leveled Readers: Teacher's Guide. Columbus, OH: McGraw-Hill, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.